CVE-2026-14620

webpack-dev-server prior to 5.2.6 exposes two internal endpoints (/webpack-dev-server/open-editor and /webpack-dev-server/invalidate) that perform state-changing actions on any GET request without origin verification. This enables cross-origin interactions when a user visits any website while the...

CVE-2026-14620 webpack-dev-server vulnerable to cross-site request forgery via internal developer endpoints

webpack-dev-server versions 5.2.5 and earlier expose two internal developer endpoints, /webpack-dev-server/open-editor and /webpack-dev-server/invalidate, that perform state-changing actions on any GET request without verifying that the request originated from the dev server's own page. Any websi...